23224400019 has 24 divisors (see below), whose sum is σ = 34462570272. Its totient is φ = 15060297600.

The previous prime is 23224399997. The next prime is 23224400039. The reversal of 23224400019 is 91000442232.

23224400019 is a `hidden beast` number, since 23 + 224 + 400 + 0 + 19 = 666.

It is not a de Polignac number, because 23224400019 - 2⁵ = 23224399987 is a prime.

It is a super-2 number, since 2×23224400019² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23224399965 and 23224400001.

It is not an unprimeable number, because it can be changed into a prime (23224400039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1588794 + ... + 1603344.

It is an arithmetic number, because the mean of its divisors is an integer number (1435940428).

Almost surely, 2^23224400019 is an apocalyptic number.

23224400019 is a deficient number, since it is larger than the sum of its proper divisors (11238170253).

23224400019 is a wasteful number, since it uses less digits than its factorization.

23224400019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19387 (or 19384 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The spelling of 23224400019 in words is "twenty-three billion, two hundred twenty-four million, four hundred thousand, nineteen".